dswave: Constify a variable

[Andrew Talbot]

Changelog:
    dswave: Constify a variable.

diff -urN a/dlls/dswave/dswave_main.c b/dlls/dswave/dswave_main.c
--- a/dlls/dswave/dswave_main.c	2006-12-14 20:25:10.000000000 +0000
+++ b/dlls/dswave/dswave_main.c	2007-04-28 15:07:34.000000000 +0100
@@ -144,7 +144,7 @@
 }
 
 /* DMUS_VERSION struct to string conversion for debug messages */
-const char *debugstr_dmversion (LPDMUS_VERSION version) {
+const char *debugstr_dmversion (const DMUS_VERSION *version) {
 	if (!version) return "'null'";
 	return wine_dbg_sprintf ("\'%i,%i,%i,%i\'",
 		(int)((version->dwVersionMS & 0xFFFF0000) >> 8), (int)(version->dwVersionMS & 0x0000FFFF), 
diff -urN a/dlls/dswave/dswave_private.h b/dlls/dswave/dswave_private.h
--- a/dlls/dswave/dswave_private.h	2006-06-10 12:30:14.000000000 +0100
+++ b/dlls/dswave/dswave_private.h	2007-04-28 15:07:46.000000000 +0100
@@ -111,7 +111,7 @@
 /* FOURCC to string conversion for debug messages */
 extern const char *debugstr_fourcc (DWORD fourcc);
 /* DMUS_VERSION struct to string conversion for debug messages */
-extern const char *debugstr_dmversion (LPDMUS_VERSION version);
+extern const char *debugstr_dmversion (const DMUS_VERSION *version);
 /* returns name of given GUID */
 extern const char *debugstr_dmguid (const GUID *id);
 /* returns name of given error code */